DE2900586C2 - - Google Patents

Info

Publication number
DE2900586C2
DE2900586C2 DE19792900586 DE2900586A DE2900586C2 DE 2900586 C2 DE2900586 C2 DE 2900586C2 DE 19792900586 DE19792900586 DE 19792900586 DE 2900586 A DE2900586 A DE 2900586A DE 2900586 C2 DE2900586 C2 DE 2900586C2
Authority
DE
Germany
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE19792900586
Other versions
DE2900586A1 (en
Inventor
Tomlinson Gene Wayland Mass. Us Rauscher
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NCR Corp
Original Assignee
NCR Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to US05/869,961 priority Critical patent/US4188669A/en
Application filed by NCR Corp filed Critical NCR Corp
Publication of DE2900586A1 publication Critical patent/DE2900586A1/en
Application granted granted Critical
Publication of DE2900586C2 publication Critical patent/DE2900586C2/de
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M3/00Automatic or semi-automatic exchanges
    • H04M3/42Systems providing special services or facilities to subscribers
    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/42Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • H03M7/425Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory for the decoding process only
DE19792900586 1978-01-13 1979-01-09 Expired DE2900586C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/869,961 US4188669A (en) 1978-01-13 1978-01-13 Decoder for variable-length codes

Publications (2)

Publication Number Publication Date
DE2900586A1 DE2900586A1 (en) 1979-07-19
DE2900586C2 true DE2900586C2 (en) 1981-12-10

Family

ID=25354513

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792900586 Expired DE2900586C2 (en) 1978-01-13 1979-01-09

Country Status (5)

Country Link
US (1) US4188669A (en)
JP (1) JPS5498543A (en)
DE (1) DE2900586C2 (en)
FR (1) FR2414828B1 (en)
GB (1) GB2012462B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4463342A (en) * 1979-06-14 1984-07-31 International Business Machines Corporation Method and means for carry-over control in the high order to low order pairwise combining of digits of a decodable set of relatively shifted finite number strings
US4506325A (en) * 1980-03-24 1985-03-19 Sperry Corporation Reflexive utilization of descriptors to reconstitute computer instructions which are Huffman-like encoded
DE3028734C2 (en) * 1980-07-29 1989-03-16 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De
US4475174A (en) * 1981-09-08 1984-10-02 Nippon Telegraph & Telephone Public Corporation Decoding apparatus for codes represented by code tree
FR2600223B1 (en) * 1986-01-13 1988-08-19 Thomson Cgr Method of formatting and deformatting data resulting from coding of digital information using a variable length code, and implementing device
FR2601833B1 (en) * 1986-07-17 1992-12-31 Brion Alain Method for decoding a binary signal encoded by a variable length range code
US5243701A (en) * 1987-09-17 1993-09-07 Mitsubishi Denki Kabushiki Kaisha Method of and system for processing data having bit length variable with modes of operation
FR2627337B1 (en) * 1988-02-17 1990-06-08 Thomson Csf Coding method and variable length decoding method, coding device and decoding device for carrying out said method
JPH0795269B2 (en) * 1988-11-04 1995-10-11 富士通株式会社 Instruction code decoding device
DE69030573D1 (en) * 1989-01-17 1997-05-28 Fujitsu Ltd Process control for decoding commands of variable length for a microprocessor
US5173695A (en) * 1990-06-29 1992-12-22 Bell Communications Research, Inc. High-speed flexible variable-length-code decoder
US5280349A (en) * 1992-02-13 1994-01-18 Industrial Technology Research Institute HDTV decoder
JP3532975B2 (en) * 1993-09-27 2004-05-31 株式会社ルネサステクノロジ Microcomputer and method of executing instructions using the same
US8004431B2 (en) * 2008-12-09 2011-08-23 Qualcomm Incorporated Fast parsing of variable-to-fixed-length codes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675212A (en) * 1970-08-10 1972-07-04 Ibm Data compaction using variable-length coding
US3675211A (en) * 1970-09-08 1972-07-04 Ibm Data compaction using modified variable-length coding
US3701108A (en) * 1970-10-30 1972-10-24 Ibm Code processor for variable-length dependent codes
US3717851A (en) * 1971-03-03 1973-02-20 Ibm Processing of compacted data
US3771139A (en) * 1971-05-03 1973-11-06 D Digby Associative memory method of performing simultaneous content searches
US3918047A (en) * 1974-03-28 1975-11-04 Bell Telephone Labor Inc Decoding circuit for variable length codes
GB1492260A (en) * 1974-10-29 1977-11-16 Int Computers Ltd Data processing systems

Also Published As

Publication number Publication date
US4188669A (en) 1980-02-12
FR2414828A1 (en) 1979-08-10
FR2414828B1 (en) 1982-06-18
DE2900586A1 (en) 1979-07-19
GB2012462B (en) 1982-03-03
GB2012462A (en) 1979-07-25
JPS5498543A (en) 1979-08-03

Similar Documents

Publication Publication Date Title
BG26087A1 (en)
BG26765A1 (en)
BG26211A1 (en)
BG26762A1 (en)
BG26686A1 (en)
BG26700A1 (en)
BG25835A1 (en)
BG26853A1 (en)
BG26496A1 (en)
BG26461A1 (en)
BG26095A1 (en)
BG26619A1 (en)
BG26759A1 (en)
AU3892778A (en)
BG26224A1 (en)
BG26519A3 (en)
BG26136A1 (en)
BG26307A1 (en)
BG26783A1 (en)
BG26846A1 (en)
BG26690A1 (en)
BG25857A1 (en)
BG26872A1 (en)
BG26887A1 (en)
BG26459A1 (en)

Legal Events

Date Code Title Description
OD Request for examination
D2 Grant after examination
8339 Ceased/non-payment of the annual fee